Tag Archives: Google App Engine

In this article you will learn how to create a REST service using JAX-RS reference implementation (Jersey) and deploy it on Google AppEngine. Prerequisites For this tutorial you will need: a Google AppEngine account Eclipse Galileo (3.5.x) Google App Engine SDK for Java Install the Google Plugin for Eclipse as documented here (Check that you are using the release 1.3.1 ...

Out of the box, Google’s App Engine supports versioned deployments. You can switch back and forth between revisions very easily, which is a great feature for properly testing an application before going live. There is one major problem: All versions of the application share the same datastore. So if you’re migrating your data you run a serious risk of influencing ...

Some time ago I wrote about how to implement your Restful Web API using Spring MVC. Read my previous post to know about it. In that post it was developed a simple Rest example. For testing the application, file was copied into a web server (Tomcat for example), and then accessing to http://localhost:8080/RestServer/characters/1 information of character 1 was returned. In ...

Multitenancy is a topic that has been discussed for many years, and there are many excellent references that readily available, so I will just present a brief introduction. Multitenancy is a software architecture where a single instance of the software runs on a server, serving multiple client organizations (tenants). With a multitenant architecture, an application can be designed to virtually ...

Google App Engine is great for those of you in search of a complete, scalable and affordable hosting solution. Especially if you start a project and you don’t yet know exactly how successful it’ll be (which mostly you never know), how much potential users you’ll have and so on, then App Engine is great. It allows you to start with a ...

When you create a new application in Google App Engine, you’ll get a domain name “yourapp.appspot.com”. But, who’ll want to host their app with such a suffix (unless you like it!)? To improve your app branding, the best thing to do is to host your app in “www.yourapp.com“. So, how to do this in App Engine? There are two ways. ...

If you just started with App engine development, you might be having a feeling that Eclipse is the preferred IDE. And, Google also has offered its official plug-in to Eclipse IDE alone. But what about the people who are not using Eclipse? Of course, you can always do a command line development but who does that these days!? For Netbeans ...

Capabilities API With the Capabilities API, your application can detect outages and scheduled downtime for specific API capabilities. You can use this API to reduce downtime in your application by detecting when a capability is unavailable and then bypassing it. How do we handle this, what’s the tradeoff? 1. Elegantly: create an aspect that cross cuts all data store writes, ...

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